5651788516 has 36 divisors (see below), whose sum is σ = 11511036684. Its totient is φ = 2417873920.

The previous prime is 5651788477. The next prime is 5651788559. The reversal of 5651788516 is 6158871565.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4977866916 + 673921600 = 70554^2 + 25960^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 335221 + ... + 351676.

It is an arithmetic number, because the mean of its divisors is an integer number (319751019).

Almost surely, 2^5651788516 is an apocalyptic number.

It is an amenable number.

5651788516 is an abundant number, since it is smaller than the sum of its proper divisors (5859248168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5651788516 is a wasteful number, since it uses less digits than its factorization.

5651788516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686940 (or 686927 counting only the distinct ones).

The product of its digits is 2016000, while the sum is 52.

The square root of 5651788516 is about 75178.3779819703. The cubic root of 5651788516 is about 1781.2654087498.

The spelling of 5651788516 in words is "five billion, six hundred fifty-one million, seven hundred eighty-eight thousand, five hundred sixteen".